JPH08232223A - Joint sediment removal device on automatic cleaning machine for sheet pile - Google Patents

Abstract

PURPOSE: To increase cleaning efficiency by disposing a brush for cleaning outer periphery of a sheet pile, and also a knife inserted into a sheet pile joint portion and a pawl for rotating from joint to a joint groove portion and so inserting into a joint groove. CONSTITUTION: A crawler device 40 placed over a sheet pile A is raised and a frame 1 is lowered, and upper face brush and side face brush 30 are brought into contact with upper face and side face of the pile A. Then, both brushes are rotated and simultaneously the device 40 is further raised, by coordinating cam plate, guide bar, etc., a knife and a pawl in a removal device 50 are swung downward and inserted into a joint of the pile A. When the device 40 moves into a second stage rise, the pawl of the device 40 rotates outward via fitting of an arch-formed guide bar and a cam plate and so goes into a joint groove of the pie A. The machine is moved forward with a driving device 10, so that outer surface of the pile A is cleaned and sediment in the groove is removed. Accordingly, sediment is removed completely, and occurrence of sand dust, noise, etc., is prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for removing soil from joints of an automatic cleaning machine for sheet piles.

[0002]

2. Description of the Related Art Conventionally, in a device for removing earth and sand adhering to a joint, first, in a crushing vibrating device utilizing a claw and a vibration, a scratching claw inserted in the joint and a vibration are applied to the claw. A vibration device such as an air motor and a handle. The method of use is to grasp the handle, insert the blade edge of the scratching claw into the joint, and then activate the vibration device to apply vibration to the blade edge of the scratching claw while crushing the earth and sand by the vibration. It is configured to remove crushed earth and sand outside the joint. In other crushing and outflow devices that use water pressure,
It is configured to crush the earth and sand with water pressure and remove the crushed earth and sand outside the joint.

[0003]

In the crushing vibration device and the like described in detail above, in a situation where the amount of soil attached to the joint is extremely small, or where the attached soil is wet, etc.
The resistance of the scraping claw of the device to the toe is small, and the earth and sand in the joint can be easily and efficiently removed. However, in a situation where a large amount of earth and sand adheres to the joint, a state where the adhered earth and sand is dry, and the like, the earth and sand is sequentially pressed (consolidated) by the toe with the shift of the pawl. As a result, a lump phenomenon of earth and sand occurs. When this lumpy phenomenon occurs, it is impossible to crush (including crushing, breaking, etc.) the lumpy earth and sand only by vibrating or pressing, and a tool, for example, a pickaxe or another tool, is used. , Will be eliminated under time and troublesome work. Therefore, extra work is required and the work becomes complicated,
In addition, there are problems such as a decrease in business efficiency, and in some cases, it becomes difficult to remove the adhered sand from the joints, resulting in great difficulty.

Further, in the conventional crushing vibration device, air is jetted from the vicinity of the scraping pawl toward the tip of the scraping pawl. Therefore, the air is directly injected into the crushed earth and sand, causing significant dust and noise, air pollution, or work pollution. There is a problem of contamination of objects, and improvement thereof is desired. On the other hand, the crushing and outflow device has a problem that it causes the wetting of the ground due to the outflow of water, the post-treatment of treated water, in other words, the occurrence of secondary pollution, and its improvement is desired.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to remove sediment attached to a joint reliably, simply and beautifully.
Do not damage the sheet pile and its joints in removing the soil, and avoid dust, noise, etc.
For the purpose, etc., the following configuration is adopted.

That is, the joint soil removing device for an automatic sheet pile cleaning machine according to the present invention is provided with a frame provided with a driving device, and provided at both ends of the frame so as to be vertically movable and perpendicular to the frame. Endless track device for moving the frame, a brush device for cleaning the outer peripheral surface of the sheet pile provided on the frame, and a joint inserted into right and left joints of the sheet pile pivotally attached to at least one horizontal frame of the frame. And an elimination device for elimination of sediment.

Further, the present invention provides a method for reliably and simply removing beautiful soil and dirt adhering to a joint and a groove, preventing the sheet pile and its joint from being damaged in removing the dirt, and automatically removing the dirt and sediment. The following configuration is adopted for the purpose of being able to do so.

That is, the joint sediment removing device for the automatic cleaning work machine for sheet piles of the present invention is provided with a frame provided with a drive device, and both ends of the frame are vertically movable and are provided in a direction orthogonal to the frame. An endless track device for moving the frame, a brush device for cleaning the outer peripheral surface of the seat pile provided on the frame, and a left and right joints of the seat pile pivotally attached to at least one lateral frame of the frame. An exclusion device for removing sediment, a claw inserted in the groove portion of the left and right joints of the sheet pile provided on the frame side of each knife of the exclusion device, and a claw from the joint of the claw to the groove portion. And a rotation device that controls rotation.

[0009]

Next, the operation of the present invention will be described.

In a state in which a large number of sheet piles are arranged side by side with the outer periphery thereof facing upward, an endless track device of an automatic cleaning work machine (hereinafter referred to as this machine) is arranged on the outer periphery of the sheet piles arranged side by side. Then, when the switch of the machine is turned on, the endless track device mounted on the upper surface (hereinafter referred to as the upper surface) of the outer periphery of the sheet pile is slightly raised, and the entire frame is lowered by this ascent. At the end of the first ascent, an upper brush and a side brush for cleaning the upper surface and both side surfaces (hereinafter, referred to as side surfaces) of the upper surface and the outer periphery of the sheet pile are brought into contact with the upper surface and the side surfaces, and the machine is attached to the sheet pile. Will be installed.

Subsequently, as the upper surface brush and the side surface brush respectively rotate, the endless track device located in the forward direction of the machine (hereinafter referred to as the forward side endless track device) further rises in the endless track device. Then, the actuator provided in the forward side endless track device pushes up the rear side (frame side) of the cam plate in association with the first stage rise of this ascent, and swings the so-called cam plate downward (direction of the seat pile). Let By this swing, the guide rod provided on the claw shaft pivotally attached to the knife is pressed, and the pair of springs are respectively extended. By the pressing of the guide rod, the knife and the claw swing downward and are inserted into the joint of the sheet pile. When the first stage rises and the second stage rises, the cam plate swings further downward, so that the cam plate is further pressed against the guide rod, and the position of the guide rod is also changed by the knife. And moves downward following the downward swing of the claw. Through the downward movement of the guide rod and the engagement between the curved surface of the guide rod and the cam plate, the pawl is rotated to the outside of the sheet pile,
The claw is advanced into the groove of the joint. The above-mentioned operations of the knife and the claw are performed almost at the same time as the rotation of the upper surface brush and the like. In addition, the endless track device located in the anti-forward direction (referred to as the follower endless track device) is only moved up first, and a pair of knives and claws of the follower endless track device are separated from the sheet pile. .

After that, when the drive device is operated (normal rotation) to move the machine forward and clean the upper surface and the side surface, the joint and the groove ( Remove the earth and sand from the joint.). After that, when the sensor reaches one end (forward end surface) of the sheet pile and the sensor is operated, the operation and rotation of the driving device and the upper brush are stopped, and at the same time, the moving forward endless track device which has been raised is moved. Descend and return to the first ascent position.
In the returning process, the operating rod swings the cam plate upward, and the cam plate returns to the original position by the repulsive force of the spring. With the return of the cam plate, the pressing of the cam plate against the guide rod is released, the claw that has entered the groove returns to the original position, and with this release, the cam plate and the claw are separated. The knife and the claw are separated from the joint through the repulsive force of the spring provided therebetween.

[0013] Thereafter, when the trailing endless track device further rises at the same time as the upper surface brush or the like rotates, the horizontal frame member on the trailing side of the frame is operated in the same operation and order as the forward endless track device further rises. A pair of knives and pawls provided in the joint enter the joint. Of course, the forward end track device is only on the first climb. After that, the drive device is operated (reverse rotation), the main body advances to the following side to clean the upper surface and the side surface, and at the same time, the pair of knives and claws on the following side removes the sand from the joint. Then, when the other end (the end surface on the side opposite to the forward side) of the sheet pile is reached and the sensor operates, the operation and rotation of the drive device, the upper surface brush, and the like are stopped, and thereafter, the knife and the claw are jointed as described above. Will be more withdrawn.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

The illustrated machine has the following main configuration.
That is, a frame 1 serving as a base, a driving device 10 provided on the frame 1, and upper brushes 20, 20 (hereinafter, referred to as 20) for cleaning the upper surface A ′ of the sheet pile A, and a sheet pile A. Side brushes 30 and 30 (hereinafter, referred to as 30) for cleaning the side surface A ″ of the frame 1, and the forward side (X direction in FIG. 1) and the following side (FIG. 1) of the frame 1.
The horizontal track units 40, 40 (hereinafter, referred to as 40) which laterally move the main body provided on the horizontal frame bodies 2, 2 provided in the Y direction) and control the vertical movement of the continuous track unit 40. Elevating devices 42, 42 (hereinafter, referred to as 42) such as several cylinders provided on the horizontal frame bodies 2, 2 of the frame 1, and further provided on the horizontal frame bodies 2, 2 of the frame 1, respectively. Joint B
Excluding devices 50, 50 (hereinafter, referred to as 50) and claws 60, 60 (hereinafter, referred to as 60) for removing the earth and sand, the drive device 10, the upper surface brush 20, the side surface brush 30, and the endless track device. 40 and a control device 70 for operating the elevating device 41 and the like. In the figure, 3 and 3 are a pair of vertical frame members that constitute the frame 1.

The driving device 10 and the upper brush 2
0, the side brush 30, the endless track device 40, and the like are rotated (operated) by motors 11, 21, 31, and 41, respectively.

Next, the rejection device will be described with reference to FIGS. The rejection device 50 is provided as a pair on each of the horizontal frame bodies 2 and 2. The structure of the pair of exclusion devices 50 is the same on one side and the other side. In addition, a knife 51, a cam plate 52, an actuator 53,
The structure of the guide rod 54 and the like is configured as a pair, and the configuration of the pair is the same. Therefore, an example of the structure of the exclusion device 50 will be described. That is, the knife 51 is pivotally attached to a knife mounting arm 56 which is pivotally attached to a bracket 55 provided on the horizontal frame 2, and the knife 51 is moved up and down and the endless track device 40 is moved as described above. The actuator 53 swings upward or downward as the actuator 53 is moved up and down, and is inserted into or removed from the joint B. The cam plate 52 is pivotally attached to a bracket extension portion 55a extending below the bracket 55, and the guide recess surface 52a on the upper surface of the cam plate 52 is provided on the bracket extension portion 55a.
5b, which is in contact with the guide recess surface 52a.
The cam 52 swings within the range. At the rear of the cam plate 52, a notch 52c with which the actuator 53 is engaged is provided. Further, the pressing depression surface 52b on the lower surface of the cam plate 52
A guide rod 54 having a substantially arcuate shape for rotating a claw 60 provided on the rear side of the knife 51 is fixed to this. Therefore, when the guide rod 54 is pressed by the pressing recessed surface 52b, the pawl shaft 60a provided with the guide rod 54 is rotated outside the seat pile A, that is, in the direction of the so-called joint B. By this rotation, the claw 60 provided at the lower end of the claw shaft 60a
Enters the groove B ′ of the joint B. A spring 57 is provided between the cam plate 52 and the bracket 55, and the cam plate 52 swung upward by the repulsive force of the spring 57.
To the original position. A spring 58 is provided between the cam plate 52 and the knife 51, and returns the knife 51 which has swung downward by the repulsive force of the spring 58 to its original position. The claw shaft 60a is inserted into a sheath tube 61 provided behind the knife 51, and the guide rod 54 is inserted into a not-shown groove provided in the sheath tube 61 so that the claw shaft 60a is The shaft 60 a is rotatably inserted in the sheath pipe 61 without being removed from the sheath pipe 61. In the figure, 62 is a stopper of the pawl shaft 60a. The rotating device of the pawl 60 is the cam plate 5.
2, the actuator 53, the guide rod 54, and the like.

[0018]

As described in detail above, the present invention has a structure in which the soil attached to the joint is crushed and removed by a knife, so that the soil of the joint is not pressed (not compacted).
It has effects such as reliable and smooth removal, and very beautiful removal of earth and sand adhering to the joint. In addition, it is a very practical invention that helps greatly improve the working environment and avoid dust, noise, and pollution as compared with the conventional crushing vibration device.

Particularly, in the present invention, since the earth and sand adhering to the joint and the like are crushed and eliminated by the knife and the claw that has entered the groove portion of the joint, the earth and sand of the joint and the like are not pressed, and the operation is reliable, simple and easy. It can be removed smoothly, and the earth and sand adhering to joints, etc. can be removed very beautifully,
Further, compared to the conventional crushing vibration device, a significant improvement in work efficiency can be expected, and further, since the condition of pressure on the soil and sand disappears, the occurrence of troubles due to the agglomeration of sand and sand, or improvement of workability, work It has various effects such as rationalization and simplification.

[Brief description of drawings]

FIG. 1 is a perspective view of the entire machine.

FIG. 2 is a side view of the entire machine.

FIG. 3 is an enlarged perspective view showing a relationship between an excluding device, a claw, and a main part of the apparatus.

FIG. 4 is an enlarged side view of the exclusion device.

FIG. 5 is an enlarged plan view showing a relationship between a knife and a nail shaft and the like.

FIG. 6 is an enlarged perspective view of the removing device.

FIG. 7 is a partially cutaway perspective view showing the relationship between the joint of the sheet pile and the knife and claw of the machine.

[Explanation of symbols]

 1 Frame 2 Horizontal Frame 3 Vertical Frame 10 Drive Device 11 Motor 20 Top Brush 21 Motor 30 Side Brush 40 Endless Track Device 41 Motor 42 Lifting Device 50 Exclusion Device 51 Knife 52 Cam Plate 52a Induction Depression Surface 52b Pushing Depression Surface 52c Notch 53 Actuator 54 Guide Rod 55 Bracket 55a Bracket Extension Part 56 Knife Mounting Arm 57 Spring 58 Spring 60 Claw 60a Claw Shaft 61 Sheath Tube 62 Stopper 70 Control Device A Sheet Pile A'Top A "Side B Joint B'Groove

Claims (3)

[Claims] A frame provided with a driving device; a frame moving endless track device provided at both ends of the frame so as to be movable up and down and perpendicular to the frame; and a sheet pile provided on the frame. A brush device for cleaning the outer periphery of the sheet pile; and a removing device for removing earth and sand inserted into right and left joints of the sheet pile pivotally attached to at least one horizontal frame of the frame. A device for removing sediment used in automatic cleaning machines. 2. A frame provided with a drive device, a frame moving endless track device provided at both ends of the frame so as to be vertically movable and provided in a direction orthogonal to the frame, and a seat pile provided on the frame. A brush device for cleaning the outer periphery of the device, an evacuation device for earth and sand removal inserted into the left and right joints of the sheet pile pivotally attached to at least one lateral frame of the frame, and each knife of the evacuation device. A sheet pile automatic cleaning work machine comprising a pawl inserted into the groove portion of the left and right joints of the seat pile provided on the frame side, and a rotating device for controlling the rotation of the pawl from the joint to the groove portion. Joint sediment removal device. 3. A rotating device according to claim 1, wherein said rotating device comprises a substantially arcuate guide rod provided on a pawl shaft having pawls, a cam plate pivotally mounted on a bracket extension provided on a horizontal frame of said frame, and said cam. A pressing recessed surface provided on the plate for pressing the guide rod; an actuator fixed to the frame side of the cam plate and provided on an endless track device for rotating the cam plate downward; The joint and soil removal device for an automatic sheet pile cleaning machine according to claim 2, comprising a spring that controls return.